{
\def\sym#1{\ifmmode^{#1}\else\(^{#1}\)\fi}
\begin{tabular}{l*{8}{c}}
\toprule
                    &\multicolumn{1}{c}{(1)}&\multicolumn{1}{c}{(2)}&\multicolumn{1}{c}{(3)}&\multicolumn{1}{c}{(4)}&\multicolumn{1}{c}{(5)}&\multicolumn{1}{c}{(6)}&\multicolumn{1}{c}{(7)}&\multicolumn{1}{c}{(8)}\\
                    &\multicolumn{1}{c}{Composite}&\multicolumn{1}{c}{Domestic}&\multicolumn{1}{c}{Imported}&\multicolumn{1}{c}{EastCoast}&\multicolumn{1}{c}{Midwest}&\multicolumn{1}{c}{GulfCoast}&\multicolumn{1}{c}{RockyMountain}&\multicolumn{1}{c}{WestCoast}\\
\midrule
Cushing, OK WTI Spot Price FOB (Dollars per Barrel)&        0.87\sym{***}&        0.80\sym{***}&        0.90\sym{***}&        1.05\sym{***}&        0.79\sym{***}&        0.94\sym{***}&        0.85\sym{***}&        0.96\sym{***}\\
                    &     (0.060)         &     (0.044)         &     (0.069)         &      (0.11)         &     (0.035)         &     (0.089)         &     (0.033)         &     (0.088)         \\
{t-1}$              &        0.16\sym{*}  &        0.21\sym{***}&        0.12         &       0.053         &        0.19\sym{***}&        0.14         &        0.13\sym{**} &        0.12         \\
                    &     (0.094)         &     (0.069)         &      (0.11)         &      (0.16)         &     (0.060)         &      (0.13)         &     (0.059)         &      (0.13)         \\
{t-2}$              &      -0.010         &      0.0080         &      -0.017         &      -0.097         &       0.029         &      -0.033         &      0.0010         &      -0.036         \\
                    &     (0.098)         &     (0.071)         &      (0.12)         &      (0.17)         &     (0.057)         &      (0.13)         &     (0.058)         &      (0.13)         \\
{t-3}$              &      -0.038         &      -0.036         &      -0.042         &       0.022         &      -0.041         &      -0.051         &      -0.055         &      -0.065         \\
                    &     (0.099)         &     (0.075)         &      (0.12)         &      (0.15)         &     (0.057)         &      (0.13)         &     (0.055)         &      (0.13)         \\
{t-4}$              &       0.051         &       0.056         &       0.043         &        0.11         &     -0.0016         &        0.12         &      -0.029         &        0.13         \\
                    &     (0.059)         &     (0.045)         &     (0.069)         &     (0.094)         &     (0.033)         &     (0.081)         &     (0.032)         &     (0.080)         \\
Constant            &       -2.74\sym{***}&       -2.60\sym{***}&       -2.85\sym{***}&       -7.38\sym{***}&       -2.16\sym{***}&       -8.55\sym{***}&       0.093         &       -6.89\sym{***}\\
                    &      (0.22)         &      (0.18)         &      (0.26)         &      (1.38)         &      (0.54)         &      (1.25)         &      (0.52)         &      (1.22)         \\
\midrule
Observations        &         388         &         388         &         388         &         175         &         175         &         175         &         175         &         175         \\
R-Squared           &        0.99         &        0.99         &        0.99         &        0.95         &        0.99         &        0.96         &        0.99         &        0.96         \\
\bottomrule
\multicolumn{9}{l}{\footnotesize Dependent variables in Cols 1 - 3 are the average nationwide refinery costs of input from all, domestic and imported sources, respectively. Dependent variables in Cols 4 - 8 are the average input costs for refineries, by PADD.}\\
\end{tabular}
}
